package com.wxit.gulimall.order.web;

import com.wxit.gulimall.order.service.OrderService;
import com.wxit.gulimall.order.vo.OrderConfirmVo;
import com.wxit.gulimall.order.vo.OrderSubmitVo;
import com.wxit.gulimall.order.vo.SubmitOrderResponseVo;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.servlet.mvc.support.RedirectAttributes;

import javax.servlet.http.HttpServletRequest;
import java.util.concurrent.ExecutionException;

/**
 * @author wj
 * @date 2022.03.31 13:50
 */
@Controller
public class OrderWebController {

    @Autowired
    OrderService orderService;

    /**
     * 去结算确认页
     * @param model
     * @param request
     * @return
     * @throws ExecutionException
     * @throws InterruptedException
     */
    @GetMapping("/toTrade")
    public String toTrade(Model model, HttpServletRequest request) throws ExecutionException, InterruptedException {

        OrderConfirmVo confirmVo = orderService.confirmOrder();
        model.addAttribute("orderConfirmData",confirmVo);
        return "confirm";
    }

    /**
     * 下单功能
     * @param vo
     * @return
     */
    @PostMapping("/submitOrder")
    public String submitOrder(OrderSubmitVo vo, Model model, RedirectAttributes redirectAttributes){

        SubmitOrderResponseVo responseVo =  orderService.submitOrder(vo);

        System.out.println("订单提交的数据...." + vo);
        if (responseVo.getCode() == 0){
            //下单成功来到选择支付页面
            model.addAttribute("submitOrderResp",responseVo);
            return "pay";
        } else {
            String msg = "下单失败";
            switch (responseVo.getCode()){
                case 1: msg += "订单信息过期，请刷新再次提交";break;
                case 2: msg += "订单商品价格发生变化，请确认后再次提交";break;
                case 3: msg += "库存锁定失败,商品库存不足";break;
            }
            redirectAttributes.addFlashAttribute("msg",msg);
            return "redirect:http://order.gulimall.com/toTrade";
        }
    }
}
